$ git clone -n https://src.fedoraproject.org/rpms/python-cffsubr.git /var/lib/mock/f40-build-2078435-49598/root/chroot_tmpdir/scmroot/python-cffsubr
Cloning into '/var/lib/mock/f40-build-2078435-49598/root/chroot_tmpdir/scmroot/python-cffsubr'...
$ git fetch origin ec90fcdc8ffb6b4b34fb8d71f14f4bbdce2ae575:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-cffsubr
 * [new ref]         ec90fcdc8ffb6b4b34fb8d71f14f4bbdce2ae575 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ec90fcd Fix Python 3.13 compatibility (close RHBZ#2252070)